Science, asked by lalanp504, 5 months ago

1. Oxygen forms
% of atmosphere.
a. 21
b. 27
c. 29
d. 71
2
al

Answers

Answered by abhishekpatel59259

6

Answer:

71%

Explanation:

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Answered by khushisrivastava351

7

Answer:

21 is the answer

Explanation:

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